06:45R Austin Freeman - Thorndyke, Forensic InvestigatorSeries 1Episode 5: The Secret of the UrnBBC Radio 4 Extra Duration: 15 minutes Mon 28th Nov 2011, 06:45 on BBC Radio 4 ExtraA man's death piques the detective's curiousity, but is it suicide, murder, or something much stranger? Read by Jim Norton.GenresDramaCrimeBrandR Austin Freeman - Thorndyke, Forensic InvestigatorSeriesR Austin Freeman - Thorndyke, Forensic Investigator: Series 1 Source: BBC Online